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A heat engine takes in 5 0 0 kW of heat power at a temperature of 3 5 0 oC and rejects 2 6 5

A heat engine takes in

500

kW of heat power at a temperature of

350

oC and rejects

265

kW at a temperature of

70

.

1 .

Determine the thermal efficiency of this cycle.

2 .

Determine the thermal efficiency of the corresponding Carnot cycle.

3 .

Based on a comparison of these two efficiencies, can this heat engine exist? Explain your answer.

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